The European Space Agency is organizing a conference on the topical theme atmosphere to provide scientists and data users with the opportunity to present first-hand and up-to-date results from their ongoing research and application development activities using data from atmospheric instruments on ERS-2, Envisat, Metop and ESA Third Party Missions. The Conference will be held at the Oud Sint Jan congress centre in Bruges in Belgium from 18-22 June 2012.